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a53a931755
Scroll valuators were being just appended again and again, leading to 1) a growing memory issue anytime a device changed 2) the first scroll valuators to stay permanent on the application lifetime, as the first stored valuators would always match. https://bugzilla.gnome.org/show_bug.cgi?id=705203
344 lines
18 KiB
C
344 lines
18 KiB
C
/* GDK - The GIMP Drawing Kit
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*
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* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
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* file for a list of people on the GTK+ Team. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
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*/
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/*
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* Private uninstalled header defining things local to X windowing code
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*/
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#ifndef __GDK_PRIVATE_X11_H__
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#define __GDK_PRIVATE_X11_H__
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#include "gdkcursor.h"
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#include "gdkprivate.h"
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#include "gdkinternals.h"
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#include "gdkx.h"
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#include "gdkwindow-x11.h"
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#include "gdkscreen-x11.h"
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#include "gdkdisplay-x11.h"
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#include <X11/Xlib.h>
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#include <X11/Xutil.h>
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#ifdef XINPUT_2
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#include <X11/extensions/XInput2.h>
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#endif
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#include <cairo-xlib.h>
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void _gdk_x11_error_handler_push (void);
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void _gdk_x11_error_handler_pop (void);
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Colormap _gdk_visual_get_x11_colormap (GdkVisual *visual);
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gint _gdk_x11_screen_visual_get_best_depth (GdkScreen *screen);
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GdkVisualType _gdk_x11_screen_visual_get_best_type (GdkScreen *screen);
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GdkVisual * _gdk_x11_screen_get_system_visual (GdkScreen *screen);
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GdkVisual* _gdk_x11_screen_visual_get_best (GdkScreen *screen);
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GdkVisual* _gdk_x11_screen_visual_get_best_with_depth (GdkScreen *screen,
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gint depth);
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GdkVisual* _gdk_x11_screen_visual_get_best_with_type (GdkScreen *screen,
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GdkVisualType visual_type);
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GdkVisual* _gdk_x11_screen_visual_get_best_with_both (GdkScreen *screen,
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gint depth,
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GdkVisualType visual_type);
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void _gdk_x11_screen_query_depths (GdkScreen *screen,
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gint **depths,
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gint *count);
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void _gdk_x11_screen_query_visual_types (GdkScreen *screen,
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GdkVisualType **visual_types,
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gint *count);
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GList * _gdk_x11_screen_list_visuals (GdkScreen *screen);
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void _gdk_x11_display_add_window (GdkDisplay *display,
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XID *xid,
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GdkWindow *window);
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void _gdk_x11_display_remove_window (GdkDisplay *display,
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XID xid);
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gint _gdk_x11_display_send_xevent (GdkDisplay *display,
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Window window,
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gboolean propagate,
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glong event_mask,
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XEvent *event_send);
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/* Routines from gdkgeometry-x11.c */
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void _gdk_x11_window_move_resize_child (GdkWindow *window,
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gint x,
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gint y,
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gint width,
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gint height);
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void _gdk_x11_window_process_expose (GdkWindow *window,
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gulong serial,
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GdkRectangle *area);
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void _gdk_x11_window_sync_rendering (GdkWindow *window);
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gboolean _gdk_x11_window_simulate_key (GdkWindow *window,
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gint x,
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gint y,
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guint keyval,
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GdkModifierType modifiers,
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GdkEventType key_pressrelease);
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gboolean _gdk_x11_window_simulate_button (GdkWindow *window,
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gint x,
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gint y,
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guint button,
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GdkModifierType modifiers,
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GdkEventType button_pressrelease);
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gboolean _gdk_x11_window_get_property (GdkWindow *window,
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GdkAtom property,
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GdkAtom type,
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gulong offset,
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gulong length,
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gint pdelete,
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GdkAtom *actual_property_type,
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gint *actual_format_type,
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gint *actual_length,
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guchar **data);
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void _gdk_x11_window_change_property (GdkWindow *window,
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GdkAtom property,
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GdkAtom type,
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gint format,
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GdkPropMode mode,
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const guchar *data,
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gint nelements);
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void _gdk_x11_window_delete_property (GdkWindow *window,
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GdkAtom property);
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gboolean _gdk_x11_window_queue_antiexpose (GdkWindow *window,
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cairo_region_t *area);
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void _gdk_x11_window_translate (GdkWindow *window,
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cairo_region_t *area,
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gint dx,
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gint dy);
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void _gdk_x11_display_free_translate_queue (GdkDisplay *display);
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void _gdk_x11_selection_window_destroyed (GdkWindow *window);
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gboolean _gdk_x11_selection_filter_clear_event (XSelectionClearEvent *event);
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cairo_region_t* _gdk_x11_xwindow_get_shape (Display *xdisplay,
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Window window,
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gint scale,
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gint shape_type);
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void _gdk_x11_region_get_xrectangles (const cairo_region_t *region,
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gint x_offset,
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gint y_offset,
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gint scale,
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XRectangle **rects,
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gint *n_rects);
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gboolean _gdk_x11_moveresize_handle_event (XEvent *event);
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gboolean _gdk_x11_moveresize_configure_done (GdkDisplay *display,
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GdkWindow *window);
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void _gdk_x11_keymap_state_changed (GdkDisplay *display,
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XEvent *event);
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void _gdk_x11_keymap_keys_changed (GdkDisplay *display);
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void _gdk_x11_keymap_add_virt_mods (GdkKeymap *keymap,
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GdkModifierType *modifiers);
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void _gdk_x11_windowing_init (void);
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void _gdk_x11_window_grab_check_unmap (GdkWindow *window,
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gulong serial);
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void _gdk_x11_window_grab_check_destroy (GdkWindow *window);
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gboolean _gdk_x11_display_is_root_window (GdkDisplay *display,
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Window xroot_window);
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GdkDisplay * _gdk_x11_display_open (const gchar *display_name);
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void _gdk_x11_display_update_grab_info (GdkDisplay *display,
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GdkDevice *device,
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gint status);
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void _gdk_x11_display_update_grab_info_ungrab (GdkDisplay *display,
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GdkDevice *device,
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guint32 time,
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gulong serial);
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void _gdk_x11_display_queue_events (GdkDisplay *display);
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GdkAppLaunchContext *_gdk_x11_display_get_app_launch_context (GdkDisplay *display);
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Window _gdk_x11_display_get_drag_protocol (GdkDisplay *display,
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Window xid,
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GdkDragProtocol *protocol,
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guint *version);
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gboolean _gdk_x11_display_set_selection_owner (GdkDisplay *display,
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GdkWindow *owner,
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GdkAtom selection,
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guint32 time,
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gboolean send_event);
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GdkWindow * _gdk_x11_display_get_selection_owner (GdkDisplay *display,
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GdkAtom selection);
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void _gdk_x11_display_send_selection_notify (GdkDisplay *display,
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GdkWindow *requestor,
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GdkAtom selection,
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GdkAtom target,
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GdkAtom property,
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guint32 time);
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gint _gdk_x11_display_get_selection_property (GdkDisplay *display,
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GdkWindow *requestor,
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guchar **data,
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GdkAtom *ret_type,
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gint *ret_format);
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void _gdk_x11_display_convert_selection (GdkDisplay *display,
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GdkWindow *requestor,
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GdkAtom selection,
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GdkAtom target,
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guint32 time);
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gint _gdk_x11_display_text_property_to_utf8_list (GdkDisplay *display,
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GdkAtom encoding,
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gint format,
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const guchar *text,
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gint length,
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gchar ***list);
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gchar * _gdk_x11_display_utf8_to_string_target (GdkDisplay *displayt,
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const gchar *str);
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void _gdk_x11_device_check_extension_events (GdkDevice *device);
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GdkDeviceManager *_gdk_x11_device_manager_new (GdkDisplay *display);
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#ifdef XINPUT_2
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guchar * _gdk_x11_device_xi2_translate_event_mask (GdkX11DeviceManagerXI2 *device_manager_xi2,
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GdkEventMask event_mask,
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gint *len);
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guint _gdk_x11_device_xi2_translate_state (XIModifierState *mods_state,
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XIButtonState *buttons_state,
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XIGroupState *group_state);
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gint _gdk_x11_device_xi2_get_id (GdkX11DeviceXI2 *device);
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void _gdk_device_xi2_unset_scroll_valuators (GdkX11DeviceXI2 *device);
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GdkDevice * _gdk_x11_device_manager_xi2_lookup (GdkX11DeviceManagerXI2 *device_manager_xi2,
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gint device_id);
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void _gdk_x11_device_xi2_add_scroll_valuator (GdkX11DeviceXI2 *device,
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guint n_valuator,
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GdkScrollDirection direction,
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gdouble increment);
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gboolean _gdk_x11_device_xi2_get_scroll_delta (GdkX11DeviceXI2 *device,
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guint n_valuator,
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gdouble valuator_value,
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GdkScrollDirection *direction_ret,
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gdouble *delta_ret);
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void _gdk_device_xi2_reset_scroll_valuators (GdkX11DeviceXI2 *device);
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#endif
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void _gdk_x11_event_translate_keyboard_string (GdkEventKey *event);
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GdkAtom _gdk_x11_display_manager_atom_intern (GdkDisplayManager *manager,
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const gchar *atom_name,
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gboolean copy_name);
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gchar * _gdk_x11_display_manager_get_atom_name (GdkDisplayManager *manager,
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GdkAtom atom);
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GdkCursor *_gdk_x11_display_get_cursor_for_type (GdkDisplay *display,
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GdkCursorType type);
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GdkCursor *_gdk_x11_display_get_cursor_for_name (GdkDisplay *display,
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const gchar *name);
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GdkCursor *_gdk_x11_display_get_cursor_for_surface (GdkDisplay *display,
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cairo_surface_t *surface,
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gdouble x,
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gdouble y);
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gboolean _gdk_x11_display_supports_cursor_alpha (GdkDisplay *display);
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gboolean _gdk_x11_display_supports_cursor_color (GdkDisplay *display);
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void _gdk_x11_display_get_default_cursor_size (GdkDisplay *display,
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guint *width,
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guint *height);
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void _gdk_x11_display_get_maximal_cursor_size (GdkDisplay *display,
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guint *width,
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guint *height);
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void _gdk_x11_display_before_process_all_updates (GdkDisplay *display);
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void _gdk_x11_display_after_process_all_updates (GdkDisplay *display);
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void _gdk_x11_display_create_window_impl (GdkDisplay *display,
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GdkWindow *window,
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GdkWindow *real_parent,
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GdkScreen *screen,
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GdkEventMask event_mask,
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GdkWindowAttr *attributes,
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gint attributes_mask);
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void _gdk_x11_precache_atoms (GdkDisplay *display,
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const gchar * const *atom_names,
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gint n_atoms);
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Atom _gdk_x11_get_xatom_for_display_printf (GdkDisplay *display,
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const gchar *format,
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...) G_GNUC_PRINTF (2, 3);
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GdkFilterReturn
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_gdk_x11_dnd_filter (GdkXEvent *xev,
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GdkEvent *event,
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gpointer data);
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void _gdk_x11_screen_init_root_window (GdkScreen *screen);
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void _gdk_x11_screen_init_visuals (GdkScreen *screen);
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void _gdk_x11_cursor_update_theme (GdkCursor *cursor);
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void _gdk_x11_cursor_display_finalize (GdkDisplay *display);
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void _gdk_x11_window_register_dnd (GdkWindow *window);
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GdkDragContext * _gdk_x11_window_drag_begin (GdkWindow *window,
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GdkDevice *device,
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GList *targets);
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gboolean _gdk_x11_get_xft_setting (GdkScreen *screen,
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const gchar *name,
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GValue *value);
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GdkGrabStatus _gdk_x11_convert_grab_status (gint status);
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cairo_surface_t * _gdk_x11_window_create_bitmap_surface (GdkWindow *window,
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int width,
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int height);
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extern const gint _gdk_x11_event_mask_table[];
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extern const gint _gdk_x11_event_mask_table_size;
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#define GDK_SCREEN_DISPLAY(screen) (GDK_X11_SCREEN (screen)->display)
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#define GDK_SCREEN_XROOTWIN(screen) (GDK_X11_SCREEN (screen)->xroot_window)
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#define GDK_WINDOW_SCREEN(win) (gdk_window_get_screen (win))
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#define GDK_WINDOW_DISPLAY(win) (GDK_X11_SCREEN (GDK_WINDOW_SCREEN (win))->display)
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#define GDK_WINDOW_XROOTWIN(win) (GDK_X11_SCREEN (GDK_WINDOW_SCREEN (win))->xroot_window)
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#define GDK_GC_DISPLAY(gc) (GDK_SCREEN_DISPLAY (GDK_GC_X11(gc)->screen))
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#define GDK_WINDOW_IS_X11(win) (GDK_IS_WINDOW_IMPL_X11 ((win)->impl))
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/* override some macros from gdkx.h with direct-access variants */
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#undef GDK_DISPLAY_XDISPLAY
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#undef GDK_WINDOW_XDISPLAY
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#undef GDK_WINDOW_XID
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#undef GDK_SCREEN_XDISPLAY
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#define GDK_DISPLAY_XDISPLAY(display) (GDK_X11_DISPLAY(display)->xdisplay)
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#define GDK_WINDOW_XDISPLAY(win) (GDK_X11_SCREEN (GDK_WINDOW_SCREEN (win))->xdisplay)
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#define GDK_WINDOW_XID(win) (GDK_WINDOW_IMPL_X11(GDK_WINDOW (win)->impl)->xid)
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#define GDK_SCREEN_XDISPLAY(screen) (GDK_X11_SCREEN (screen)->xdisplay)
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#endif /* __GDK_PRIVATE_X11_H__ */
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